Home / 132,599.59-182,988.93-72,170.62

Finding the Fourth Proportional to 132,599.59, 182,988.93 and 72,170.62

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Solution

The fourth proportional to 132,599.59, 182,988.93 and 72,170.62 is: 99,596.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,599.59 : 182,988.93 = 72,170.62 : x
  2. Step 2: Convert to fraction form
    132,599.59/182,988.93 = 72,170.62/x
  3. Step 3: Cross multiply
    132,599.59x = 182,988.93 × 72,170.62
  4. Step 4: Simplify right side
    132,599.59x = 13,206,424,531.24
  5. Step 5: Solve for x
    x = 13,206,424,531.24/132,599.59
  6. Step 6: Final answer
    x = 99,596.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.